that is a Top flight 60 size P-47 I am building one now, the recomended engine range for a 4st is 90-120 if you want a manual for your records you can down load the specs and all the CG and weight info from here http://www2.towerhobbies.com/cgi-bin...?&I=LXHU86&P=0 a picture is always the most helpful in IDing a plane.
for a first warbird they are a great start you will like it its a real solid flyer